ELECTRON-MOBILITY AND LOCALIZATION EFFECTS IN HIGH-DENSITY NE GAS

被引:38
作者
BORGHESANI, AF
SANTINI, M
机构
[1] Dipartimento di Fisica Galileo Galilei, Università di Padova, I-35131 Padova
来源
PHYSICAL REVIEW A | 1990年 / 42卷 / 12期
关键词
D O I
10.1103/PhysRevA.42.7377
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on the measurements of electron as well as ion mobility in neon gas at low temperature (close to the critical temperature) and up to very high density ( N almost-equal-to 180 X 10(20) cm-3). We have found evidence of localized electron states at densities larger than (90-100 X 10(20) cm-3. The transition from the region of quasifree states to that of coexisting quasifree and localized states takes place in a density range in fairly good agreement with the predictions of a simple bubble model. The mobility data of the quasifree electron are in disagreement with the actual multiple-scattering theory. The detailed calculation of the mean mobility in the high-density region where localization takes place is still an unsolved problem.
引用
收藏
页码:7377 / 7388
页数:12
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